14 questions linked to/from Is $0\,\mathrm{m}$ dimensionless?
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### Should zero be followed by units? [duplicate]

Today at a teachers' seminar, one of the teachers asked for fun whether zero should be followed by units (e.g. 0 metres/second or 0 metre or 0 moles). This question became a hot topic, and some ...
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### How can we use zero in physics [duplicate]

Is better to say the e.g. kinetic energy is 0 joule or kinetic energy is 0 ? since 0*joule equals 0.Is a mathematical concept behind because in many books i find both ways.
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### How can Maxwell's equations be correct if the terms have different units on both sides of the equation?

For instance, the divergence of the magnetic field has units but it's equated to zero?